Jiangsu Tianyuan Chemical Co., Ltd.
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  Phosphorus trichloride
Phosphorus oxychloride
Triethyl phosphite
 
 
Phosphorus oxychloride (industrial use)
Physicochemical properties: Colorless or yellowish fuming liquid with pungent smell. It appears red yellow when dissolved in chlorine or phosphorus pentachloride. Hydrolyze when exposed to the moist air and generate phosphoric acid and hydrogen chloride with white smoke. Decompose and release a lot of heat and hydrogen chloride gas with water and alcohol. Irritative to eyes and corrosive.
Molecular formula: POCL3
Molecular weight: 153.33
Boiling range: 105~109°C
Main use: Mainly used in pharmaceutical, dye intermediate, plasticizer and phosphate ester. Also used as chlorating agent, organic synthesis catalyst, fire retardant, surfactant, and pesticide intermediate. In recent years, high purity POCL3 is used in optical fiber production.
Packing: Packed in storage tank, iron drum and plastic drum, 300Kg per drum.
Transportation: Level 1 inorganic acidic dangerous chemical, NO.:81040. Handle with care and the measure to prevent from rain, snow and solarization. Stored in cool, dry and draughty warehouse. No stacking.
Quality standard: HG/T 3606-2009
Item
Index
Premium grade
First grade
Qualified
Phosphorus oxychloride,%≥
99.5
99.0
98.0
Phosphorus trichloride,%≤
0.2
0.5
0.7
Boiling range (105~109℃)≥
97.5
96.5
95.5
 
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